Seat and back rest for a chair



FIG. 1 is a perspective view showing the top, left side and front of aseat and back rest for a chair which form my new design, the brokenlines of other parts of the chair in this and other figures being forillustrative purposes only and forming no part of the claimed design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a top plan view thereof.

The short broken lines on the seat and back rest shown in FIGS. 1-6 isunderstood to represent stitching.

The ornamental design for a seat and back rest for a chair, as shown anddescribed.